Use text/plain by default (ACCEPT header not provided in the request) when building error responses.
Use text/plain by default (ACCEPT header not provided in the request) when building error responses.

jpajuelo/wirecloud,rockneurotiko/wirecloud,rockneurotiko/wirecloud,jpajuelo/wirecloud,rockneurotiko/wirecloud,jpajuelo/wirecloud,jpajuelo/wirecloud,rockneurotiko/wirecloud